Fig. 2 | Nature Communications

Fig. 2

From: Unravelling the effect of charge dynamics at the plasmonic metal/semiconductor interface for CO2 photoreduction

Fig. 2

Scheme of electronic structure of Ag/TiO2 interfaces. a Valence band XPS spectra of TiO2 and 1.5Ag/TiO2. b Total DOS (black) and atom-projected (PDOS) for Ag 5s (light blue), Ag 5d (grey) and Ti 3d (purple). c Mott–Schottky plots of TiO2 and Ag/TiO2 samples obtained with semiconductor-electrolyte interface capacity values acquired by EIS at 400 Hz at different bias potentials. d ELF isosurfaces and sections for Ag/TiO2 cluster; atom colour: Ag (grey), Ti (green) O (red); BE binding energy, CB conduction band, VB valence band SEg sub-band gap states, IFS induce interface states, ϕB bending energy, LD depletion layer thickness

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